//===================================================================================
// Microsoft patterns & practices
// Composite Application Guidance for Windows Presentation Foundation and Silverlight
//===================================================================================
// Copyright (c) Microsoft Corporation.  All rights reserved.
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE.
//===================================================================================
// The example companies, organizations, products, domain names,
// e-mail addresses, logos, people, places, and events depicted
// herein are fictitious.  No association with any real company,
// organization, product, domain name, email address, logo, person,
// places, or events is intended or should be inferred.
//===================================================================================
using System;

namespace Microsoft.Practices.Prism.Modularity
{
	/// <summary>
	/// Defines the interface for the service that will retrieve and initialize the application's modules.
	/// </summary>
	public interface IModuleManager
	{
		/// <summary>
		/// Initializes the modules marked as <see cref="InitializationMode.WhenAvailable"/> on the <see cref="ModuleCatalog"/>.
		/// </summary>
		void Run();

		/// <summary>
		/// Loads and initializes the module on the <see cref="ModuleCatalog"/> with the name <paramref name="moduleName"/>.
		/// </summary>
		/// <param name="moduleName">Name of the module requested for initialization.</param>
		void LoadModule(string moduleName);

		/// <summary>
		/// Raised repeatedly to provide progress as modules are downloaded.
		/// </summary>
		event EventHandler<ModuleDownloadProgressChangedEventArgs> ModuleDownloadProgressChanged;

		/// <summary>
		/// Raised when a module is loaded or fails to load.
		/// </summary>
		event EventHandler<LoadModuleCompletedEventArgs> LoadModuleCompleted;
	}
}